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k8s token refresh helper #3190

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k8s token refresh helper #3190

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a897da9
initial commit for k8s token refresh helper
johrstrom Nov 15, 2023
ab58de8
add a newline
johrstrom Nov 15, 2023
0ba9b71
quote this variable
johrstrom Nov 15, 2023
d341de7
add this file to shellcheck
johrstrom Nov 15, 2023
1e85d64
reset crontab back to original
johrstrom Nov 15, 2023
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1 change: 1 addition & 0 deletions packaging/files/crontab
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
#!/bin/bash
PATH=/sbin:/bin:/usr/sbin:/usr/bin
0 */2 * * * root [ -f /opt/ood/nginx_stage/sbin/nginx_stage ] && /opt/ood/nginx_stage/sbin/nginx_stage nginx_clean 2>&1 | logger -t nginx_clean
0 */8 * * * root [ -f /opt/ood/utils/k8s_token_refresh ] && /opt/ood/utils/k8s_token_refresh | logger -t ood_k8s_refresh
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The packaging systems need to create /opt/ood/utils. This location is really just a best guess as to where we should put this.

15 changes: 15 additions & 0 deletions packaging/files/k8s_token_refresh
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@@ -0,0 +1,15 @@
#!/bin/bash

set -e

if command -v kubectl >/dev/null 2>&1;
then
CMD_USER=$(whoami)
if [ "$CMD_USER" == "root" ]; then
TOKEN=$(kubectl create token ondemand --namespace=ondemand --duration 9h)
kubectl config set-credentials ondemand@kubernetes --token=$TOKEN
else
>&2 echo "this program needs to run as 'root' and you are $CMD_USER."
exit 1
fi
fi